Collapsible cart assembly

Abstract

A collapsible cart assembly for storing and transporting a plurality of objects on a jobsite includes a box for containing objects on a jobsite. A plurality of wheels is each rotatably coupled to the box to roll along a support surface. A plurality of shelving units is provided and each of the shelving units is telescopically coupled to the box. Each of the shelving units selectively support objects for storage and for transportation. Moreover, each of the shelving units is positionable in a deployed position having the shelving units being distributed upwardly from the box and being spaced apart from each other. Each of the shelving units is positionable in a collapsed position having the shelving units being stacked on the box.

I claim: 
     
       1. A collapsible cart assembly having a plurality of adjustable shelves wherein said assembly is configured to carry a variety of objects, said assembly comprising:
 a box being configured to have objects positioned therein; 
 a plurality of wheels, each of said wheels being rotatably coupled to said box wherein each of said wheels is configured to roll along the support surface; 
 a plurality of shelving units, each of said shelving units being adjustably coupled to said box wherein each of said shelving units is configured to selectively support objects, each of said shelving units being positionable in a deployed position having said shelving units being distributed upwardly from said box and being spaced apart from each other, said shelving units having a maximum height ranging between approximately 5.0 feet and 6.0 feet when said shelving units are positioned in said deployed position, each of said shelving units being positionable in a collapsed position having said shelving units being stacked on said box, said plurality of shelving units including a first shelving unit and a second shelving unit, each of said first shelving unit and said second shelving unit including a plurality of legs, each of said legs having a first end and a second end, each of said legs having a break therein to define a lower half being pivotally coupled to an upper half, said upper half of said legs being oriented collinear with said lower half of said legs when said legs are positioned in an unfolded position, said upper half of said legs lying on said lower half of said legs when said legs are positioned in a folded position; and 
 a handle being coupled to said box for rolling said box along the support surface. 
 
     
     
       2. The assembly according to  claim 1 , wherein:
 said box has a bottom wall and an outer wall extending upwardly therefrom, said outer wall having a distal edge with respect to said bottom wall defining an opening into said box; and 
 each of said wheels is positioned on said bottom wall, each of said wheels being aligned with one of four corners of said box. 
 
     
     
       3. The assembly according to  claim 1 , wherein said first end of each of said legs of said first shelving unit being coupled to bottom wall of said box, each of said legs of said first shelving unit being aligned with one of said four corners of said box. 
     
     
       4. The assembly according to  claim 3 , wherein said first shelving unit includes a first shelf having a bottom surface and a top surface, said bottom surface of said first shelf being coupled to said second end of each of said legs of said first shelving unit, said first shelf being spaced upwardly from said box when said legs of said first shelving unit are positioned in said unfolded position, said first shelf resting on said box when said legs of said first shelving unit are positioned in said folded position. 
     
     
       5. The assembly according to  claim 4 , wherein said first end of each of said legs of said second shelving unit is coupled to said top surface of said first shelf, each of said legs corresponding to said second shelving unit being aligned with one of said legs corresponding to said first shelving unit. 
     
     
       6. The assembly according to  claim 5 , wherein said second shelving unit includes a second shelf having an upper surface and a lower surface, said second end of each of said legs of said second shelving unit being coupled to said lower surface, said second shelf being spaced from said first shelf when said legs of said second shelving unit are positioned in said unfolded position, said second shelf lying on said first shelf when said legs of said second shelving unit are positioned in said folded position. 
     
     
       7. The assembly according to  claim 1 , wherein said handle has a pair of upright portions, each of said upright portions extending upwardly along said box. 
     
     
       8. The assembly according to  claim 7 , wherein said handle has a central portion extending between said upright portions, said central portion being horizontally oriented wherein said central portion is configured to be gripped. 
     
     
       9. A collapsible cart assembly having a plurality of adjustable shelves wherein said assembly is configured to carry a variety of objects, said assembly comprising:
 a box being configured to have objects positioned therein, said box having a bottom wall and an outer wall extending upwardly therefrom, said outer wall having a distal edge with respect to said bottom wall defining an opening into said box; 
 a plurality of wheels, each of said wheels being rotatably coupled to said box wherein each of said wheels is configured to roll along the support surface, each of said wheels being positioned on said bottom wall, each of said wheels being aligned with one of four corners of said box; 
 a plurality of shelving units, each of said shelving units being telescopically coupled to said box wherein each of said shelving units is configured to selectively support objects, each of said shelving units being positionable in a deployed position having said shelving units being distributed upwardly from said box and being spaced apart from each other, each of said shelving units being positionable in a collapsed position having said shelving units being stacked on said box, said plurality of shelving units including a first shelving unit and a second shelving unit, each of said first shelving unit and said second shelving unit comprising:
 a plurality of legs, each of said legs having a first end and a second end, each of said legs having a break therein to define a lower half being pivotally coupled to an upper half, said upper half of said legs being oriented collinear with said lower half of said legs when said legs are positioned in an unfolded position, said upper half of said legs lying on said lower half of said legs when said legs are positioned in a folded position, said first end of each of said legs corresponding to said first shelving unit being coupled to bottom wall of said box, each of said legs corresponding to said first shelving unit being aligned with one of said four corners of said box; 
 a first shelf having a bottom surface and a top surface, said bottom surface of said first shelf being coupled to said second end of each of said legs of said first shelving unit, said first shelf being spaced upwardly from said box when said legs of said first shelving unit are positioned in said unfolded position, said first shelf resting on said box when said legs of said first shelving unit are positioned in said folded position, said first end of each of said legs of said second shelving unit being coupled to said top surface of said first shelf, each of said legs corresponding to said second shelving unit being aligned with one of said legs corresponding to said first shelving unit; and 
 a second shelf having an upper surface and a lower surface, said second end of each of said legs of said second shelving unit being coupled to said lower surface, said second shelf being spaced from said first shelf when said legs of said second shelving unit are positioned in said unfolded position, said second shelf lying on said first shelf when said legs of said second shelving unit are positioned in said folded position; and 
 
 a handle being coupled to said box for rolling said box along the support surface, said handle having a pair of upright portions, each of said upright portions extending upwardly along said box, said handle having a central portion extending between said upright portions, said central portion being horizontally oriented wherein said central portion is configured to be gripped.